Toyota Tundra. Manual — part 2172

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

If the gap is greater than the maximum, replace the spark plug.

Electrode gap for a new spark plug: 1.0 to 1.1 mm (0.0394 to 0.0433 in.)

If the electrode has traces of wet carbon, allow it to dry and then clean it with a spark plug cleaner.

Fig. 9: Cleaning Electrode With Spark Plug Cleaner
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Standard air pressure: 588 kPa (6.0 kgf/cm

2

, 85 psi)

Standard duration: 20 seconds or less

HINT:

Only use the spark plug cleaner when the electrode is free of oil. If the electrode has traces of oil,
use gasoline to clean off the oil before using the spark plug cleaner.

IGNITION COIL AND SPARK PLUG

COMPONENTS

NOTE:

If adjusting the gap of a new spark plug, bend only the base of the
ground electrode. Do not touch the tip. Never attempt to adjust the
gap of a used plug.

2009 Toyota Tundra

2009 ENGINE Ignition (3UR-FE) - Tundra

Fig. 10: Identifying Ignition Coil And Spark Plug Components With Torque Specifications (1 Of 2)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2009 Toyota Tundra

2009 ENGINE Ignition (3UR-FE) - Tundra

Fig. 11: Identifying Ignition Coil And Spark Plug Components With Torque Specifications (2 Of 2)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

REMOVAL

1. REMOVE V-BANK COVER SUB-ASSEMBLY (See REMOVAL )

2009 Toyota Tundra

2009 ENGINE Ignition (3UR-FE) - Tundra

2. REMOVE AIR CLEANER ASSEMBLY WITH ELEMENT (See REMOVAL )

3. REMOVE AIR CLEANER HOSE ASSEMBLY (See REMOVAL )

4. REMOVE IGNITION COIL ASSEMBLY

a. Disconnect the 8 ignition coil connectors.

b. Remove the 8 bolts and 8 ignition coils.

Fig. 12: Locating Ignition Coil Connectors
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

5. REMOVE SPARK PLUG

a. Using a 16 mm plug wrench, remove the 8 spark plugs.

INSTALLATION

1. INSTALL SPARK PLUG

a. Using a 16 mm plug wrench, install the 8 spark plugs.

Torque: 18 N*m (178 kgf*cm, 13 ft.*lbf)

2. INSTALL IGNITION COIL ASSEMBLY

a. Install the 8 ignition coils with the 8 bolts.

Torque: 9.0 N*m (92 kgf*cm, 80 in.*lbf)

b. Connect the 8 ignition coil connectors.

2009 Toyota Tundra

2009 ENGINE Ignition (3UR-FE) - Tundra